Welcome to my shitty website, what's your pleasure?

You may want to try this !

<div class="item-root" style="position:relative; margin: auto;">
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    codebase="https://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0"
    width="550" height="400" id="flash-content" align="middle"
    class="item-direct-container resizable">
    <param name="allowScriptAccess" value="never" />
    <param name="movie" value="https://img-hws.y8.com/cloud/y8-flash-game/contents/item_versions/flash_games/6180/original/the_worlds_hardest_game.swf?1521309335" />
    <param name="quality" value="high" />
    <param name="wmode" value="window" />
    <param name="allowfullscreen" value="false" />
    <param name="allowfullscreeninteractive" value="false" />
    <param name="fullScreenAspectRatio" value="" />
    <param name="quality" value="" />
    <param name="play" value="true" />
    <param name="loop" value="true" />
    <param name="menu" value="" />
    <param name="hasPriority" value="true" />
    <embed src="https://img-hws.y8.com/cloud/y8-flash-game/contents/item_versions/flash_games/6180/original/the_worlds_hardest_game.swf?1521309335"
      class="item-direct-container resizable"
      width="1000"
      height="700"
      id="gamefileEmbed"
      name="flash-content"
      align="middle"
      wmode="window"
      allowfullscreen="false"
      allowfullscreeninteractive="false"
      fullScreenAspectRatio=""
      quality="high"
      play="true"
      loop="true"
      menu=""
      allowScriptAccess="never"
      hasPriority="true"
      type="application/x-shockwave-flash"
      pluginspage="https://www.adobe.com/go/getflashplayer"></embed>
  </object>
</div>